通分.524和716;1351和417.-数学

题目简介

通分.524和716;1351和417.-数学

题目详情

通分.
5
24
7
16

13
51
4
17
题型:解答题难度:中档来源:不详

答案

(1)class="stub"5
24
class="stub"7
16

class="stub"5
24
=class="stub"5×2
24×2
=class="stub"10
48

class="stub"7
16
=class="stub"7×3
16×3
=class="stub"21
48



(2)class="stub"13
51
class="stub"4
17

class="stub"13
51
=class="stub"13
51

class="stub"4
17
=class="stub"4×3
17×3
=class="stub"12
51

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